19838091

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1483}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 33241600

約数和(自身を除く): 13403509

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1483, 1911, 4449, 4459, 10381, 13377, 19279, 31143, 57837, 72667, 134953, 218001, 404859, 508669, 944671, 1526007, 2834013, 6612697, 19838091]

約数ペア:

[(1, 19838091), (3, 6612697), (7, 2834013), (13, 1526007), (21, 944671), (39, 508669), (49, 404859), (91, 218001), (147, 134953), (273, 72667), (343, 57837), (637, 31143), (1029, 19279), (1483, 13377), (1911, 10381), (4449, 4459)]